int main() { #include "ellint_rj_data.ipp" #include "ellint_rj_e4.ipp" #include "ellint_rj_e3.ipp" #include "ellint_rj_e2.ipp" #include "ellint_rj_zp.ipp" add_data(ellint_rj_data); add_data(ellint_rj_e4); add_data(ellint_rj_e3); add_data(ellint_rj_e2); add_data(ellint_rj_zp); unsigned data_total = data.size(); screen_data([](const std::vector<double>& v){ return boost::math::ellint_rj(v[0], v[1], v[2], v[3]); }, [](const std::vector<double>& v){ return v[4]; }); #if defined(TEST_GSL) && !defined(COMPILER_COMPARISON_TABLES) screen_data([](const std::vector<double>& v){ return gsl_sf_ellint_RJ(v[0], v[1], v[2], v[3], GSL_PREC_DOUBLE); }, [](const std::vector<double>& v){ return v[4]; }); #endif unsigned data_used = data.size(); std::string function = "ellint_rj[br](" + boost::lexical_cast<std::string>(data_used) + "/" + boost::lexical_cast<std::string>(data_total) + " tests selected)"; std::string function_short = "ellint_rj"; double time; time = exec_timed_test([](const std::vector<double>& v){ return boost::math::ellint_rj(v[0], v[1], v[2], v[3]); }); std::cout << time << std::endl; #if !defined(COMPILER_COMPARISON_TABLES) && (defined(TEST_GSL) || defined(TEST_RMATH)) report_execution_time(time, std::string("Library Comparison with ") + std::string(compiler_name()) + std::string(" on ") + platform_name(), function, boost_name()); #endif report_execution_time(time, std::string("Compiler Comparison on ") + std::string(platform_name()), function_short, compiler_name() + std::string("[br]") + boost_name()); // // Boost again, but with promotion to long double turned off: // #if !defined(COMPILER_COMPARISON_TABLES) if(sizeof(long double) != sizeof(double)) { time = exec_timed_test([](const std::vector<double>& v){ return boost::math::ellint_rj(v[0], v[1], v[2], v[3], boost::math::policies::make_policy(boost::math::policies::promote_double<false>())); }); std::cout << time << std::endl; #if !defined(COMPILER_COMPARISON_TABLES) && (defined(TEST_GSL) || defined(TEST_RMATH)) report_execution_time(time, std::string("Library Comparison with ") + std::string(compiler_name()) + std::string(" on ") + platform_name(), function, boost_name() + "[br]promote_double<false>"); #endif report_execution_time(time, std::string("Compiler Comparison on ") + std::string(platform_name()), function_short, compiler_name() + std::string("[br]") + boost_name() + "[br]promote_double<false>"); } #endif #if defined(TEST_GSL) && !defined(COMPILER_COMPARISON_TABLES) time = exec_timed_test([](const std::vector<double>& v){ return gsl_sf_ellint_RJ(v[0], v[1], v[2], v[3], GSL_PREC_DOUBLE); }); std::cout << time << std::endl; report_execution_time(time, std::string("Library Comparison with ") + std::string(compiler_name()) + std::string(" on ") + platform_name(), function, "GSL " GSL_VERSION); #endif return 0; }
/** * C++ version of gsl_sf_ellint_RJ(). * Carlson's symmetric basis of functions * * RJ(x,y,z,p) = 3/2 Integral[(t+x)^(-1/2) (t+y)^(-1/2) (t+z)^(-1/2) (t+p)^(-1), {t,0,Inf}] * @param x A real number * @param y A real number * @param z A real number * @param p A real number * @param mode The mode * @return The function value */ inline double RJ( double x, double y, double z, double p, mode_t mode ){ return gsl_sf_ellint_RJ( x, y, z, p, mode ); }